High strength structural bolt&nut&washer set
Standard: DIN6914,DIN6915,DIN6916
Dia.: M12-M36;
Length:30 mm-200 mm;
Metarial/Grade: bolt-8.8,10.9; nut-8,10; washer
Surface treatment: plain ,black oxygenation, zinc plated, hot dip galvanizing, etc.
![](http://img.hisupplier.com/var/userImages/2008-08/19/cw516cn$160221532(s).jpg)